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39
40#ifndef QSGSOFTWAREPUBLICNODES_H
41#define QSGSOFTWAREPUBLICNODES_H
42
43#include <QtQuick/qsgrectanglenode.h>
44#include <QtQuick/qsgimagenode.h>
45#include <QtQuick/qsgninepatchnode.h>
46#include <QtGui/qpixmap.h>
47
48//
49// W A R N I N G
50// -------------
51//
52// This file is not part of the Qt API. It exists purely as an
53// implementation detail. This header file may change from version to
54// version without notice, or even be removed.
55//
56// We mean it.
57//
58
59QT_BEGIN_NAMESPACE
60
61class QSGSoftwareRectangleNode : public QSGRectangleNode
62{
63public:
64 QSGSoftwareRectangleNode();
65
66 void setRect(const QRectF &rect) override { m_rect = rect; markDirty(bits: DirtyMaterial); }
67 QRectF rect() const override { return m_rect; }
68
69 void setColor(const QColor &color) override { m_color = color; markDirty(bits: DirtyMaterial); }
70 QColor color() const override { return m_color; }
71
72 void paint(QPainter *painter);
73
74private:
75 QRectF m_rect;
76 QColor m_color;
77};
78
79class QSGSoftwareImageNode : public QSGImageNode
80{
81public:
82 QSGSoftwareImageNode();
83 ~QSGSoftwareImageNode();
84
85 void setRect(const QRectF &rect) override { m_rect = rect; markDirty(bits: DirtyMaterial); }
86 QRectF rect() const override { return m_rect; }
87
88 void setSourceRect(const QRectF &r) override { m_sourceRect = r; }
89 QRectF sourceRect() const override { return m_sourceRect; }
90
91 void setTexture(QSGTexture *texture) override;
92 QSGTexture *texture() const override { return m_texture; }
93
94 void setFiltering(QSGTexture::Filtering filtering) override { m_filtering = filtering; markDirty(bits: DirtyMaterial); }
95 QSGTexture::Filtering filtering() const override { return m_filtering; }
96
97 void setMipmapFiltering(QSGTexture::Filtering) override { }
98 QSGTexture::Filtering mipmapFiltering() const override { return QSGTexture::None; }
99
100 void setTextureCoordinatesTransform(TextureCoordinatesTransformMode transformNode) override;
101 TextureCoordinatesTransformMode textureCoordinatesTransform() const override { return m_transformMode; }
102
103 void setOwnsTexture(bool owns) override { m_owns = owns; }
104 bool ownsTexture() const override { return m_owns; }
105
106 void paint(QPainter *painter);
107
108private:
109 void updateCachedMirroredPixmap();
110
111 QPixmap m_cachedPixmap;
112 QSGTexture *m_texture;
113 QRectF m_rect;
114 QRectF m_sourceRect;
115 bool m_owns;
116 QSGTexture::Filtering m_filtering;
117 TextureCoordinatesTransformMode m_transformMode;
118 bool m_cachedMirroredPixmapIsDirty;
119};
120
121class QSGSoftwareNinePatchNode : public QSGNinePatchNode
122{
123public:
124 QSGSoftwareNinePatchNode();
125
126 void setTexture(QSGTexture *texture) override;
127 void setBounds(const QRectF &bounds) override;
128 void setDevicePixelRatio(qreal ratio) override;
129 void setPadding(qreal left, qreal top, qreal right, qreal bottom) override;
130 void update() override;
131
132 void paint(QPainter *painter);
133
134 QRectF bounds() const;
135
136 bool isOpaque() const { return !m_pixmap.hasAlphaChannel(); }
137
138private:
139 QPixmap m_pixmap;
140 QRectF m_bounds;
141 qreal m_pixelRatio;
142 QMargins m_margins;
143};
144
145QT_END_NAMESPACE
146
147#endif // QSGSOFTWAREPUBLICNODES_H
148

source code of qtdeclarative/src/quick/scenegraph/adaptations/software/qsgsoftwarepublicnodes_p.h